1#ifndef _TRANSP_V6_H
2#define _TRANSP_V6_H
3
4#include <net/checksum.h>
5
6/* IPv6 transport protocols */
7extern struct proto rawv6_prot;
8extern struct proto udpv6_prot;
9extern struct proto udplitev6_prot;
10extern struct proto tcpv6_prot;
11extern struct proto pingv6_prot;
12
13struct flowi6;
14
15/* extension headers */
16int ipv6_exthdrs_init(void);
17void ipv6_exthdrs_exit(void);
18int ipv6_frag_init(void);
19void ipv6_frag_exit(void);
20
21/* transport protocols */
22int pingv6_init(void);
23void pingv6_exit(void);
24int rawv6_init(void);
25void rawv6_exit(void);
26int udpv6_init(void);
27void udpv6_exit(void);
28int udplitev6_init(void);
29void udplitev6_exit(void);
30int tcpv6_init(void);
31void tcpv6_exit(void);
32
33int udpv6_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len);
34
35/* this does all the common and the specific ctl work */
36void ip6_datagram_recv_ctl(struct sock *sk, struct msghdr *msg,
37			   struct sk_buff *skb);
38void ip6_datagram_recv_common_ctl(struct sock *sk, struct msghdr *msg,
39				  struct sk_buff *skb);
40void ip6_datagram_recv_specific_ctl(struct sock *sk, struct msghdr *msg,
41				    struct sk_buff *skb);
42
43int ip6_datagram_send_ctl(struct net *net, struct sock *sk, struct msghdr *msg,
44			  struct flowi6 *fl6, struct ipv6_txoptions *opt,
45			  int *hlimit, int *tclass, int *dontfrag);
46
47void ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp,
48			     __u16 srcp, __u16 destp, int bucket);
49
50#define LOOPBACK4_IPV6 cpu_to_be32(0x7f000006)
51
52/* address family specific functions */
53extern const struct inet_connection_sock_af_ops ipv4_specific;
54
55void inet6_destroy_sock(struct sock *sk);
56
57#define IPV6_SEQ_DGRAM_HEADER					       \
58	"  sl  "						       \
59	"local_address                         "		       \
60	"remote_address                        "		       \
61	"st tx_queue rx_queue tr tm->when retrnsmt"		       \
62	"   uid  timeout inode ref pointer drops\n"
63
64#endif
65